Implement WebPushProvider.unregister() in Chromium.

content/shell/browser/layout_test/layout_test_push_messaging_service.cc

Index: content/shell/browser/layout_test/layout_test_push_messaging_service.cc
diff --git a/content/shell/browser/layout_test/layout_test_push_messaging_service.cc b/content/shell/browser/layout_test/layout_test_push_messaging_service.cc
index cbbcb2cc170c39ab72281ab10516cfbad2a1d332..46fdb37fa036df2358b52b6a71abf0f6dc49e454 100644
--- a/content/shell/browser/layout_test/layout_test_push_messaging_service.cc
+++ b/content/shell/browser/layout_test/layout_test_push_messaging_service.cc
@@ -22,6 +22,7 @@ void LayoutTestPushMessagingService::SetPermission(const GURL& origin,
 
 void LayoutTestPushMessagingService::ClearPermissions() {
   permission_map_.clear();
+  registrations_.clear();
 }
 
 GURL LayoutTestPushMessagingService::GetPushEndpoint() {
@@ -48,6 +49,7 @@ void LayoutTestPushMessagingService::RegisterFromWorker(
   if (GetPermissionStatus(requesting_origin, requesting_origin) ==
       blink::WebPushPermissionStatusGranted) {
     callback.Run("layoutTestRegistrationId", PUSH_REGISTRATION_STATUS_SUCCESS);
+    registrations_.insert(requesting_origin);

[Michael van Ouwerkerk, 2014/12/12 13:55:41]

Move this before running the callback.

[mlamouri (slow - plz ping), 2014/12/15 11:29:37]

Done.

   } else {
     callback.Run("registration_id", PUSH_REGISTRATION_STATUS_PERMISSION_DENIED);
   }
@@ -71,4 +73,11 @@ LayoutTestPushMessagingService::GetPermissionStatus(
   return it->second;
 }
 
+void LayoutTestPushMessagingService::Unregister(
+    const GURL& requesting_origin,
+    int64 service_worker_registration_id,
+    const UnregisterCallback& callback) {
+  callback.Run(registrations_.erase(requesting_origin) == 1);
+}
+
 }  // namespace content